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Page 5289, results 132201 - 132225

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Paleozoic-Mesozoic boundary in the Berry Creek Quadrangle, northwestern Sierra Nevada, California
Anna Martta Hietanen
1977, Professional Paper 1027
Structural and petrologic studies in the Berry Creek quadrangle at the north end of the western metamorphic belt of the Sierra Nevada have yielded new information that helps in distinguishing between the chemically similar Paleozoic and Mesozoic rocks. The distinguishing features are structural and textural and result from different degrees...
Physical, chemical, and biological relations of four ponds in the Hidden Water Creek strip-mine area, Powder River Basin, Wyoming
David J. Wangsness
1977, Water-Resources Investigations Report 77-72
The Hidden Water Creek area in Wyoming was mined from 1944 to 1955 and abandoned. The open pits filled with water and pond-type ecosystems developed. Light was transmitted to greater depths within two control ponds located outside the mine area. The lower light transmittance in the ponds within the mined...
Potentiometric surface map of the Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, September, 1977
F. A. Watkins, C. P. Laughlin, E. C. Hayes
1977, Water-Resources Investigations Report 78-69
This map presents the potentiometric surface of the Floridan aquifer in the St. Johns River Water Management District and vicinity for September 1977. The Floridan aquifer is the principal source of potable water in the area. Water-level measurements were made on approximately 900 wells and springs. The potentiometric surface is...
Reconnaissance of ground-water resources in the Mountain Home plateau area, southwest Idaho
H.W. Young
1977, Water-Resources Investigations Report 77-108
The Mountain Home plateau area occupies approximately 1,220 square miles of the western Snake River Plain in southwestern Idaho. About 40,000 acres are presently (1977) irrigated with ground water, about 30,000 acres with surface water. An estimated 450,000 acres are potentially irrigable, if water is available. Development of ground-water re-sources...